If you gave it a name like “LINUX” then you should be able to spot it under the “NAME” column. You’re looking for the identifier for the USB drive you just formatted. Head back to Terminal and type the following to get a list of drives: diskutil list With your IMG file ready to go, it’s time to write to USB. Following on from the example above, you could type ~/Downloads/ubuntu. For ease, we’d recommend using the same location for both. Similarly, you’ll need to provide a destination in which the DMG will be placed (no need to add the “.dmg” extension). Replace /path/to/downloaded.iso with the location of your downloaded Linux ISO, for example if ubuntu.iso is in your Downloads folder, you can type ~/Downloads/ubuntu.iso.